1 files changed, 23 insertions, 0 deletions
diff --git a/paper/lua-filters/abstract-to-meta/abstract-to-meta.lua b/paper/lua-filters/abstract-to-meta/abstract-to-meta.lua
new file mode 100644
index 0000000..dbf9b03
--- /dev/null
+++ b/paper/lua-filters/abstract-to-meta/abstract-to-meta.lua
@@ -0,0 +1,23 @@
+local looking_at_abstract = false
+local abstract = {}
+
+function Block (elem)
+  if looking_at_abstract then
+    abstract[#abstract + 1] = elem
+    return {}
+  end
+end
+
+function Header (elem)
+  if elem.level == 1 and elem.identifier == 'abstract' then
+    looking_at_abstract = true
+    return {}
+  else
+    looking_at_abstract = looking_at_abstract and elem.level ~= 1
+  end
+end
+
+function Meta (meta)
+  meta.abstract = meta.abstract or pandoc.MetaBlocks(abstract)
+  return meta
+end